body,h1,h2,h3,h4,p,dl,dt,dd{
	margin: 0;
}
ul{
	margin: 0;
	padding: 0;
	list-style: none;
}
a{
	text-decoration: none;
}
img{
	border: none;
}
html{
	width: 100%;
	overflow-x: hidden;
}
body{
	background: #000000;
	font-family: "微软雅黑";
	color: #fff;
}
.clear:after,.center:after{
	clear: both;
	content: '';
	display: block;
}
.center{
	width: 960px;
	margin: 0 auto;
}




.header{
	text-align: center;
}
.header h2{
	font-size: 36px;
	font-weight: normal;
}
.line{
	width: 103px;
	height: 4px;
	background: #fff;
	overflow: hidden;
	margin: 14px auto;
}
.header h3{
	font-size: 22px;
	font-weight: normal;
	color: #d1d1d1;
}


#fourth{
	margin-top: 30px;
}
#fourth .header{
	height: 110px;
	padding-top: 60px;
	background: url(../img/head_bg.jpg) center;
}
.mainBg{
	background: url(../img/main_bg.jpg) top center no-repeat;
}
.main{
	width: 551px;
	height: 580px;
	margin: 0 auto;
	padding-top: 20px;
	display: flex;
	justify-content: center;
}

.main .left{
	width: 235px;
}
.main .box{
	position: relative;
	margin-bottom: 15px;
	opacity: 0;
	transition: 1s;
}
.main .box:nth-last-child(1){
	margin-bottom: 0;
}
.blur{
	/*-webkit-filter: blur(3px);
	-ms-filter: (3px);*/
	filter: blur(3px);
}

.order{
	width: 50px;
	height: 50px;
	border: 2px solid #fff;
	font: 30px/50px "微软雅黑";
	text-align: center;
	float: left;
}

.topLine{
	width: 165px;
	height: 2px;
	overflow: hidden;
	background: #fff;
	margin-top: 25px;
}
.left .topLine{
	float: left;
}
.left dl{
	height: 80px;
	border-left: 2px solid #fff;
	padding-left: 10px;
	float: left;
}
.left dt,.right dt{
	font-size: 16px;
	line-height: 24px;
}
.left dd,.right dd{
	font-size: 14px;
	line-height: 18px;
}
.year{
	width: 14px;
	font-size: 12px;
	text-align: center;
}
.left .year{
	padding: 5px 5px 0 17px;
	float: left;
}


.mCenter{
	width: 82px;
	margin-top: 18px;
}

.mCenter .arc{
	height: 75px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}
.mCenter div.arc:nth-of-type(2n){
	transform: scaleX(-1);
}
.mCenter div.arc:nth-last-of-type(1){
	height: 15px;
	margin-top: -2px;
}
.arc div{
	width: 5px;
	height: 5px;
	background: #fff;
	border-radius: 50%;
	position: relative;
}
.arc div.active{
	box-shadow: 0 0 10px #6aeff8;
	background: #6aeff8;
	transform: scale(2.5);
}
.arc div:nth-of-type(1){
	width: 15px;
	height: 15px;
	left: 0%;
}
.arc div:nth-of-type(2){
	left: 20%;
}
.arc div:nth-of-type(3){
	left: 40%;
}
.arc div:nth-of-type(4){
	left: 60%;
}
.arc div:nth-of-type(5){
	left: 80%;
}
.arc div:nth-of-type(6){
	left: 100%;
}


.main .right{
	width: 235px;
}
.right .year{
    float: right;
    padding: 5px 17px 0 5px;
}
.right dl{
	float: right;
	height: 80px;
	padding-right: 10px;
	border-right: 2px solid #fff;
	text-align: right;
}
.right .order{
	float: right;
	
}
.right .topLine{
	float: right;
	margin-top: 19px;
}





.rightBtn{
	margin-left: 5px;
}
.rightBtn div{
	width: 27px;
	text-align: center;
	opacity: 0;
}
.rightBtn div span{
	display: block;
	transition: 1s;
	font-size: 25px;
	display: table-cell;
	vertical-align: middle;
	font-size: 16px;
    line-height: 25px;
    transition: 1s transform;
}

.rightBtn div:nth-of-type(1){
	height: 114px;
	border: 2px solid #6aeff8;
	box-shadow: 0 0 10px #6aeff8,inset 0 0 10px #6aeff8;
	border-radius: 5px;
	transform-origin:left;
	display: table;
}


.rightBtn div:nth-of-type(2){
	height: 436px;
	border: 2px solid #fff;
	background: rgba(0,0,0,0.5);
	margin-top: 10px;
	transition: 1s;
	display: table;
}
.rightBtn div:nth-of-type(2) span{
	color: #fff;
}


.yuyue{
	height: 150px;
	background: url(../img/yuyue_bg.jpg) no-repeat center top;
}
.yuyue a{
	display: block;
	width: 130px;
	height: 48px;
	background: #02472d;
	text-align: center;
	font: 20px/48px "微软雅黑";
	color: #fff;
	margin: 0 auto;
	position: relative;
	top: 25px;
	animation: 5s colorTransition infinite;
}


/*圆点弹性运动*/
@keyframes fold{
	0%{
		width: 0;
		opacity: 0;
	}
	20%{
		width: 0;
		opacity: 0.2;
	}
	30%{
		width: 132px;
		opacity: 1;
	}
	40%{
		width: 32px;
	}
	50%{
		width: 122px;
	}
	60%{
		width: 52px;
	}
	70%{
		width: 102px;
	}
	80%{
		width: 72px;
	}
	90%{
		width: 82px;
	}
	
}


